.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid #f0f0f0;
  
  .page-header-left {
    display: flex;
    align-items: center;
    
    .back-button {
      margin-right: 16px;
      font-size: 16px;
    }
    
    .title-container {
      .page-title {
        margin-bottom: 0;
      }
      
      .page-subtitle {
        color: rgba(0, 0, 0, 0.45);
        font-size: 14px;
        margin-top: 4px;
      }
    }
  }
  
  .page-header-right {
    display: flex;
    align-items: center;
  }
}

@media (max-width: 576px) {
  .page-header {
    flex-direction: column;
    align-items: flex-start;
    
    .page-header-left {
      margin-bottom: 16px;
    }
    
    .page-header-right {
      width: 100%;
      justify-content: flex-end;
    }
  }
}